
A study, by the University of Exeter and the Wildfowl & Wetlands Trust (WWT), into the behaviour of mute and whooper swans revealed that they’d give up time they should be resting to quarrel over the best feeding spots.
A study, by the University of Exeter and the Wildfowl & Wetlands Trust (WWT), into the behaviour of mute and whooper swans revealed that they’d give up time they should be resting to quarrel over the best feeding spots.